Toothbrush handle



FIG. 1 is a side elevational view of a toothbrush handle embodying my new design, the opposite side elevational view being a mirror image thereof;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof; and,

FIG. 6 is a perspective view thereof.

The broken lines showing a brush head are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a toothbrush handle, as shown and described. 